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Finding the Fourth Proportional to 541,606.20, 810,854.10 and 331,654.20

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Solution

The fourth proportional to 541,606.20, 810,854.10 and 331,654.20 is: 496,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,606.20 : 810,854.10 = 331,654.20 : x
  2. Step 2: Convert to fraction form
    541,606.20/810,854.10 = 331,654.20/x
  3. Step 3: Cross multiply
    541,606.20x = 810,854.10 × 331,654.20
  4. Step 4: Simplify right side
    541,606.20x = 268,923,167,852.22
  5. Step 5: Solve for x
    x = 268,923,167,852.22/541,606.20
  6. Step 6: Final answer
    x = 496,528.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.